%0 Journal Article
%T CHINESE SCIENCE BULLETIN (KEXUE TONGBAO)<br>
%J 科学通报(英文版)
%D 1994
%I 
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=01BA20E8BA813E1908F3698710BBFEFEE816345F465FEBA5&cid=96E6E851B5104576C2DD9FC1FBCB69EF&jid=DD6615BC9D2CFCE0B6F945E8D5314523&aid=039AD50CA76179DD528B995280DFA344&yid=3EBE383EEA0A6494&vid=7C3A4C1EE6A45749&iid=5D311CA918CA9A03&sid=703F3C1B6594BA64&eid=703F3C1B6594BA64&journal_id=1001-6538&journal_name=科学通报(英文版)&referenced_num=0&reference_num=0